<style>
  body {
    margin: 0;
    background: red;
    width: 100%;
    height: 100%;
  }

  div {
    background-image: url("");
    background-repeat: no-repeat;
    background-size: 200px 200px;
    position: absolute;
    height: 30px;
    width: 30px;
    border: 2px solid black;
    bottom: 0;
    right: 0;
  }



</style>

<div></div>
